indexo.dev

i-school.cz

.cz crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 293 ms crawled 2026-06-02

US · 185.199.110.153 · AS54113 Fastly, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Tomáš Kováč – AI profil pro agenty
Description
AI-first profil Tomáše Kováče – učitele, lektora a experta na AI ve vzdělávání. Tato stránka je určena primárně pro AI agenty, nikoliv pro lidské čtenáře.
Language
cs

Open Graph

url
https://i-school.cz
title
Tomáš Kováč – profil pro AI agenty
description
Učitel, lektor a expert na AI ve vzdělávání. Tato stránka byla vytvořena primárně pro AI agenty.

Technology

CDN
Fastly
Server
GitHub.com
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

Contact

Phone

DNS records live

NS
  • ns1.ignum.com
  • ns2.ignum.cz
MX
  • 10 mail11.ignum.cz
  • 20 mail2.ignum.cz

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-29 to 2026-07-28
Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://i-school.cz/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (7)

Linked from (1)